Megarachne is a genus of eurypterid, an extinct group of aquatic arthropods. Fossils of Megarachne have been discovered in deposits of Late Carboniferous age, from the Gzhelian …

Feb 5, 2025 · For nearly 25 years, Megarachne was described as the ‘largest spider ever’; with an estimated body length of 34cm and a leg-span of 50cm, it was thought to have been larger …

In 1980 the world was introduced to the largest spider that had ever lived, Megarachne, but a discovery made over two decades later showed it to be a very different creature, indeed.

Aug 27, 2012 · To begin we need to be clear about one thing: Megarachne was never a spider. Forget what you may have seen in the BBC documentary 'Walking With.

Megarachne is a genus of eurypterid, an extinct class of aquatic arthropods. Fossils belonging to Megarachne have been unearthed from Late Carboniferous deposits, specifically from the …

Eurypterids such as Megarachne are often called "sea scorpions", but the strata in which Megarachne has been found indicates that it dwelled in freshwater and not in marine …

Sep 11, 2025 · The Sedgwick Museum in Cambridge has an exhibit that tells the remarkable story of the eurypterid Megarachne servinei. It was once thought to be a giant spider.

Megarachne is an extinct genus of giant eurypterids from the Pennsylvanian period. It is often misunderstood as a spider because Megarachne means "great spider". [source?]

Megarachne is a genus of eurypterid, an extinct group of aquatic arthropods. Fossils of Megarachne have been discovered in deposits of Late Carboniferous age, from the Gzhelian …

Mar 22, 2005 · Megarachne is shown to be a bizarre eurypterid (‘sea-scorpion’), similar to rare forms known from Carboniferous rocks of Scotland and South Africa, and is the most complete …